One of these types is called interferential current stim which uses intermediate frequency stim as opposed to tens which can cover a very wide range of frequency stimulation. Regardless, recent reviews (cochrane) have failed to show efficacy. Medicare has now stopped paying for tens. This should not be confused with scs.

One of these types is called interferential current stim which uses intermediate frequency stim as opposed to tens which can cover a very wide range of frequency stimulation. Regardless, recent reviews (cochrane) have failed to show efficacy. Medicare has now stopped paying for tens. This should not be confused with scs.
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